Shopping from Canada? 
Go to Defender Canada!
BARR
Barr Mercruiser Dry Joint Riser Extension Kit - MC-20-864908A1
Item: #1144875 | Part Number: MC-20-864908A1$595.99
Description
The Barr Mercruiser Dry Joint Riser Extension Kit MC-20-864908A1 helps protect your engine by reducing the risk of water backing up through the exhaust system. Designed for 14° risers, it adds 6" of spacer height and includes all necessary hardware and gaskets for raw water cooling. Sold as a pair, it's a reliable upgrade for compatible Mercruiser V8 and V6 engines.
Barr Mercruiser Dry Joint Riser Extension Kit - MC-20-864908A1 Item # 1144875
Description
Features:
- Helps to reduce the potential of water backing up into the engine through the exhaust piping
- Includes mounting hardware and gaskets for raw water cooling
- Fits 14 deg. Risers
- Sold as a pair
Specifications:
- Spacer Height: 6"
- Bolts included can only be used with 14 deg. risers
- Can be used with 7 deg. risers but attaching bolts must be reused
- Additional block off gaskets required for closed cooling applications
Compatible Models:
- 350 MAG, 357 MAG, 383 MAG STROKER, 4.3 L, 5.0 L, 5.7 L, & 6.2 L engines that use the 7 deg. or 14 deg. degree risers
Replaces:
- Mercruiser: 864908A1
Included:
- 2 x 6" Spacers
- 2 x Restricted Gaskets
- 2 x Full Flow Gaskets
- 8 x Bolts (.375-16 x 7.50)
- 8 x Bolts (.375-16 x 1.00)
- 8 x Washers (.375-16)
- 6 x Hex Screw (.250-20 x .625)
- 2 x Hex Screw (.250-20 x .375)
- 4 x Pipe Plugs
- 2 x Bracket